public NodesCollection <Node> Parse(string code)
{
var input = new AntlrInputStream(code);
var lexer = new TLexer(input);
var tokens = new CommonTokenStream(lexer);
tokens.Fill();
var parser = new TParser(tokens);
parser.RemoveErrorListeners();
parser.AddErrorListener(ParseErrorListener.Instance);
var res = VisitMain(parser.main());
return(res.As <NodesCollection <Node> >());
}
